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Worcester Bosch Insulation Rear 87186901630

Worcester Bosch

Worcester Bosch Insulation Rear 87186901630

Rear insulation panel for Worcester Bosch Greenstar Heatslave II EXT ErP appliances, part number 87186901630.

At a glance

  • Appliance family: Worcester Greenstar Heatslave II EXT ErP
  • Also known as 2246971
Manufacturer part no.
87186901630
Showing prices

£91.68

£76.40 ex. VAT · VAT at 20%

Available to order · 7 working days
Available to order · 7 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The INSULATION - REAR is a rear insulation panel manufactured by Worcester Bosch for the Greenstar Heatslave II EXT ErP range of oil-fired condensing boilers. It is supplied under part number 87186901630 and forms part of the appliance's internal thermal insulation. Its function is to reduce heat loss from the rear of the boiler casing and maintain the intended thermal performance of the unit.

Signs this part needs replacing

  • Visible tearing, crumbling or breakdown of the insulation material
  • The panel has become damp, saturated or is holding moisture
  • The panel is loose, distorted or has dropped out of position
  • Material loss exposing the rear casing or surrounding internal components

Before you order

  • Confirm the appliance model matches one of the Greenstar Heatslave II EXT ErP variants listed above
  • Check the existing part number 87186901630 against the panel being replaced
  • Inspect the rear casing area for any further damage before fitting

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.